4-Propyl-2-thiouracil, 98%

Name: 4-Propyl-2-thiouracil, 98%
Brand: Vaqora Chemicals
SKU: VQ-011954

About 4-Propyl-2-thiouracil, 98%

4-Propyl-2-thiouracil (CAS 51-52-5) is a diazine derivative offered by Vaqora Chemicals (Synthesis grade) at a purity of ≥98%. With the molecular formula C7H10N2OS, it has a molar mass of 170.23 g/mol. The IUPAC name is 6-propyl-2-sulfanylidene-1H-pyrimidin-4-one. It is also known as 4-Hydroxy-2-mercapto-6-propylpyrimidine or 6-Propyl-2-thiouracil.

It is supplied as a solid. Reported physical data include a melting point of 216 - 220 °C. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Warning” with 2 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 25 g, 100 g and 5 x 1 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	4-Propyl-2-thiouracil, 98%
Catalogue No.	VQ-011954
CAS Number	51-52-5
IUPAC name	6-propyl-2-sulfanylidene-1H-pyrimidin-4-one
Molecular formula	C₇H₁₀N₂OS
Molecular weight	170.23 g/mol
Exact mass	170.0514
Grade	Synthesis
Purity / assay	≥98%
HSN code	29332990
InChIKey	KNAHARQHSZJURB-UHFFFAOYSA-N
SMILES	CCCC1=CC(=O)NC(=S)N1
PubChem CID	657298

Physical properties
Physical form	Solid
Appearance	Solid
Melting point	216 - 220 °C
LogP (XLogP3)	0.8
H-bond donors / acceptors	2 / 2
TPSA	73.2 Å²
Synonyms	4-Hydroxy-2-mercapto-6-propylpyrimidine, 6-Propyl-2-thiouracil, Prothiurone, Thiuragyl, Protiural, Propyl-Thiorist, Propyl-Thyracil, 6-Propylthiouracil, Thyreostat II, 6-propyl-2-thioxo-2,3-dihydropyrimidin-4(1H)-one, Propyl-Thiorit, 6-Thio-4-propyluracil

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H351Suspected of causing cancer

Precautionary statements: P203, P264, P270, P280, P301 + P317, P318, P330, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 4-Propyl-2-thiouracil, 98%?

The CAS Registry Number of 4-Propyl-2-thiouracil, 98% is 51-52-5. It is also known as 4-Hydroxy-2-mercapto-6-propylpyrimidine, 6-Propyl-2-thiouracil, Prothiurone.

What is the molecular formula and molecular weight of 4-Propyl-2-thiouracil, 98%?

4-Propyl-2-thiouracil, 98% has the molecular formula C7H10N2OS and a molecular weight of 170.23 g/mol. Its IUPAC name is 6-propyl-2-sulfanylidene-1H-pyrimidin-4-one.

Which grade and pack sizes of 4-Propyl-2-thiouracil, 98% can I order?

We supply 4-Propyl-2-thiouracil, 98% in Synthesis (≥98%) grade, in 25 g, 100 g, 5 x 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4-Propyl-2-thiouracil, 98%?

Yes. Every lot of 4-Propyl-2-thiouracil, 98% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 4-Propyl-2-thiouracil, 98% be shipped internationally?

Yes. 4-Propyl-2-thiouracil, 98% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.